CN116239941A - 一种环保型汽车钢板用自润滑液及其制备方法和形成自润滑涂层的工艺 - Google Patents
一种环保型汽车钢板用自润滑液及其制备方法和形成自润滑涂层的工艺 Download PDFInfo
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Abstract
本发明公开一种环保型汽车钢板用自润滑液及其制备方法和形成自润滑涂层的工艺,该自润滑液包括以下重量份的组分:去离子水80‑100份、水溶性高分子聚合物20‑60份、无机微颗粒5‑30份、助剂1‑3份;制备方法为:25℃室温下,向去离子水中依次加入水溶性高分子聚合物、无机微颗粒、助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液;使用其形成自润滑涂层的工艺:将锌铁合金钢板置于自润滑液中浸泡5s后,于280℃烘箱放置20s,自然冷却。本发明自润滑液涂覆在钢板表面形成自润滑涂层,形成一层物理吸附和化学吸附共存的吸附膜,利用微小的氮化硼及氟化钙微粒减小冲压阻力,且能重复使用。
Description
技术领域
本发明属于自润滑液,具体涉及一种环保型汽车钢板用自润滑液及其制备方法和形成自润滑涂层的工艺。
背景技术
目前市场上汽车钢板的冲压需要涂覆冲压油,可分为矿物基础油、合成基础油以及生物基础油等,这些油层虽然可以提高钢板的冲压性能,但是在后续的磷化或电泳工艺之前需要清洗去除,否则的话,会影响磷化或电泳的效果,清洗这些油层需要使用大量的清洗剂和水,不仅造成了水资源的浪费,而且大量的清洗剂的使用也给生态环境带来了巨大的压力,容易造成环境污染。对环境造成的影响只是一方面,后续的清洗需要大量的人力及财力也抬高了企业的生产成本。因此,如何开发一款可重复使用的具有自润滑功能的涂料具有重大意义。
发明内容
针对现有钢板冲压过程技术的不足之处,本发明的目的在于提供一种环保型汽车钢板用自润滑液及其形成自润滑涂层的工艺,一是解决因大量使用清洗剂及废水带来的环保问题;二是为了实现钢铁生产企业在钢板出厂时,不需要涂防锈油来避免钢板短时间内腐蚀及防划伤;三是解决钢板使用企业从生产成本考虑减低人工及工序减少的时间成本。
本发明的技术方案概述如下:
一种环保型汽车钢板用自润滑液,包括以下重量份的组分:去离子水80-100份、水溶性高分子聚合物20-60份、无机微颗粒5-30份、助剂1-3份。
进一步地,所述水溶性高分子聚合物为聚乙二醇、聚丙二醇、聚丁二醇、聚亚酰胺中一种或多种。
进一步地,所述无机微颗粒为氮化硼、氟化钙、二氧化硅、氧化锆、玻璃微珠中一种或多种。
进一步地,所述助剂由六偏磷酸钠、氧化石蜡按(1-4):1质量比而成。
本发明还提供所述环保型汽车钢板用自润滑液的制备方法:25℃室温下,向去离子水中依次加入水溶性高分子聚合物、无机微颗粒、助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
本发明还进一步提供使用所述环保型汽车钢板用自润滑液形成自润滑涂层的工艺,将锌铁合金钢板置于所述的自润滑液中浸泡5s后,于280℃烘箱放置20s,自然冷却后即形成自润滑涂层。
进一步地,所述锌铁合金钢板的尺寸规格为10cm×5cm×1cm。
本发明的有益效果:
本发明利用水溶性高分子聚合物与固体无机微颗粒制备自润滑液,并涂覆在钢板表面形成自润滑涂层,形成一层物理吸附和化学吸附共存的吸附膜,利用微小的氮化硼及氟化钙微粒减小冲压阻力,使用该自润滑液涂膜后的钢板经过带有吹风除水膜装置的水洗池一次性去除,膜层溶解或沉积于水中,待水洗池中溶液饱和后回收重复或循环使用,节约资源,降低生产成本。
附图说明
图1为本发明环保型汽车钢板用自润滑液的制备方法流程图;
图2为本发明环保型汽车钢板用自润滑液形成自润滑涂层的工艺流程图。
具体实施方式
下面结合实施例对本发明做进一步的详细说明,以令本领域技术人员参照说明书文字能够据以实施。
本发明提供一实施例的环保型汽车钢板用自润滑液,包括以下重量份的组分:去离子水80-100份、水溶性高分子聚合物20-60份、无机微颗粒5-30份、助剂1-3份;所述水溶性高分子聚合物为聚乙二醇、聚丙二醇、聚丁二醇、聚亚酰胺中一种或多种;所述无机微颗粒为氮化硼、氟化钙、二氧化硅、氧化锆、玻璃微珠中一种或多种;所述助剂由六偏磷酸钠、氧化石蜡按(1-4):1质量比而成;
该实施例环保型汽车钢板用的制备方法:25℃室温下,向去离子水中依次加入水溶性高分子聚合物、无机微颗粒、助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
使用该实施例环保型汽车钢板用自润滑液形成自润滑涂层的工艺,将尺寸规格为10cm×5cm×1cm的锌铁合金钢板置于所述的自润滑液中浸泡5s后,于280℃烘箱放置20s,自然冷却后即形成自润滑涂层。
实施例1
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚丙二醇、100g氟化钙和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例2
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入300g聚丙二醇、100g氟化钙和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例3
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入400g聚丙二醇、100g氟化钙和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例4
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入500g聚丙二醇、100g氟化钙和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例5
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚丙二醇、150g氟化钙和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例6
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚丙二醇、200g氟化钙和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例7
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚丙二醇、250g氟化钙和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例8
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚丙二醇、300g氟化钙和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例9
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将8g六偏磷酸钠、2g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚丁二醇、80g氟化钙、10g氮化硼和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例10
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将8g六偏磷酸钠、2g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入250g聚丁二醇、80g氟化钙、20g氮化硼和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例11
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将8g六偏磷酸钠、2g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入300g聚丁二醇、90g氟化钙、10g氮化硼和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例12
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将8g六偏磷酸钠、2g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入400g聚丁二醇、100g氟化钙、30g氮化硼和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例13
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将8g六偏磷酸钠、2g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入100g聚乙二醇、100g聚丙二醇、60g氟化钙、20g二氧化硅和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例14
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入150g聚乙二醇、150g聚丙二醇、60g氟化钙、20g氧化锆和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例15
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚乙二醇、100g聚丙二醇、60g氟化钙、10g氧化锆、10g玻璃微珠和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例16
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚乙二醇、100g聚丙二醇、60g氟化钙、10g氧化锆、10g二氧化硅和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例17
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚乙二醇、100g聚丙二醇、60g氟化钙、20g氮化硼、10g氧化锆和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例18
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入100g聚乙二醇、100g聚丙二醇、100g聚丁二醇、60g氟化钙、10g氮化硼、10g氧化锆和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例19
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入100g聚乙二醇、100g聚丙二醇、50g聚酰亚胺、60g氟化钙、20g氮化硼、10g氧化锆和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例20
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚乙二醇、100g聚丁二醇、50g聚酰亚胺、60g氟化钙、20g氮化硼、10g氧化锆和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例21
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将5g六偏磷酸钠、5g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向1000g去离子水中依次加入200g聚丙二醇、100g聚丁二醇、60g聚酰亚胺、60g氟化钙、20g氮化硼、10g氧化锆和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
实施例22
一种环保型汽车钢板用的制备方法,包括以下步骤:
S1:将7g六偏磷酸钠、3g氧化石蜡混合均匀后,得到助剂;
S2:25℃室温下,向300g去离子水中依次加入200g聚乙二醇、100g聚丙二醇、80g氟化钙、20g氮化硼、10g氧化锆和10g所得助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
使用实施例1-22环保型汽车钢板用自润滑液形成自润滑涂层的工艺,将尺寸规格为10cm×5cm×1cm的锌铁合金钢板置于自润滑液中浸泡5s后,于280℃烘箱放置20s,自然冷却后即形成自润滑涂层。
性能测试方法:
(1)摩擦系数测定:采用平面法进行测定,参照ASTMD1894方法进行测试。将涂覆自润滑液并烘干后的样片固定在MXD-02摩擦系数仪上的试验板上,然后将滑块按照具体操作说明放置在试验板上第一个试样的中央,启动摩擦系数测试仪进行测试。
(2)冲压测试:外送武汉钢铁研究院进行测试。参照GB/T34566-2017标准和某车企公司内部要求进行测试,并与涂油钢板的冲压性能就行对比。
(3)清洗测试:选用日本帕克濑精公司生产的FC-4360脱脂剂,先配制成质量浓度为2%的溶液,浸泡10s,然后用分别用自来水和去离子水清洗,采用NR-2100IB红外测膜仪进行膜厚测试。
(4)涂装性能:参照GB/T9286-1998标准进行涂装性能测试。在清洗干净并烘干的锌铁合金钢板表面进行静电喷涂,然后于240℃烘烤20min,取出冷却后用进行百格粘接力测试。
(5)耐指纹性能:在涂层的表面涂抹人工汗液,然后用CS-10便携式色差仪器进行涂覆及清理前后的色差测试。
由上表可知,实施例1-22制出自润滑液能明显降低钢板表面摩擦系数,降低冲压阻力,易清洗,耐指纹△E<3。
实施例1-22利用水溶性高分子聚合物与固体无机微颗粒制备自润滑液,并涂覆在钢板表面形成自润滑涂层,形成一层物理吸附和化学吸附共存的吸附膜,利用微小的氮化硼及氟化钙微粒减小冲压阻力,使用该自润滑液涂膜后的钢板经过带有吹风除水膜装置的水洗池一次性去除,膜层溶解或沉积于水中,待水洗池中溶液饱和后回收重复或循环使用,节约资源,降低生产成本。
尽管本发明的实施方案已公开如上,但其并不仅仅限于说明书和实施方式中所列运用,它完全可以被适用于各种适合本发明的领域,对于熟悉本领域的人员而言,可容易地实现另外的修改,因此在不背离权利要求及等同范围所限定的一般概念下,本发明并不限于特定的细节。
Claims (7)
1.一种环保型汽车钢板用自润滑液,其特征在于,包括以下重量份的组分:去离子水80-100份、水溶性高分子聚合物20-60份、无机微颗粒5-30份、助剂1-3份。
2.根据权利要求1所述一种环保型汽车钢板用自润滑液,其特征在于,所述水溶性高分子聚合物为聚乙二醇、聚丙二醇、聚丁二醇、聚亚酰胺中一种或多种。
3.根据权利要求1所述一种环保型汽车钢板用自润滑液,其特征在于,所述无机微颗粒为氮化硼、氟化钙、二氧化硅、氧化锆、玻璃微珠中一种或多种。
4.根据权利要求1所述一种环保型汽车钢板用自润滑液,其特征在于,所述助剂由六偏磷酸钠、氧化石蜡按(1-4):1质量比而成。
5.一种根据权利要求1-4任一项所述环保型汽车钢板用自润滑液的制备方法,其特征在于:25℃室温下,向去离子水中依次加入水溶性高分子聚合物、无机微颗粒、助剂,以300r/min的转速搅拌均匀后,采用三辊机进行研磨至体系中的无机微颗粒的粒度≤5μm,即得自润滑液。
6.一种使用权利要求1-4任一项所述环保型汽车钢板用自润滑液形成自润滑涂层的工艺,其特征在于:将锌铁合金钢板置于所述的自润滑液中浸泡5s后,于280℃烘箱放置20s,自然冷却后即形成自润滑涂层。
7.根据权利要求6所述的形成自润滑涂层的工艺,其特征在于:所述锌铁合金钢板的尺寸规格为10cm×5cm×1cm。
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